^apparently....there have been other attempts by other people? but...ayu is the first? (from what ive heard) And to see the page of the USB version on yesasia, search for ayumi hamasaki next level and allow the site to show you results including out of stock/out of print items
Edit: Here's the link to yesasias Next Level USB page
http://www.yesasia.com/global/next-l...0-en/info.html